Ronstan Series 30 Orbit Block, Single, Becket, Swivel Shackle, 30mm, 300kg MWL

Maximize your sailing efficiency with the Ronstan Series 30 Ball Bearing Orbit Block. Engineered for superior performance on sailing vessels, this block offers an exceptional strength-to-weight ratio, making it the world's lightest in its class for its working load. Its precision design ensures minimum friction and consistent performance across the full working load range. Upgrade your rigging today for enhanced control and reliability.

• Unmatched Strength-to-Weight Ratio: Achieved through all-composite reinforced polymer materials, providing high durability without added bulk.
• Smooth, Low-Friction Operation: Features a proven 2-stage ball bearing system with high compression strength Acetal ball bearings, ensuring consistent performance.
• Durable Construction: Crafted with a high compression strength carbon black Acetal sheave, toughened glass fiber reinforced Nylon frame/cheeks, and a UV-stabilized, multi-strand impregnated SK75 Dyneema® link for long-lasting use in harsh marine environments.
• Compact & Low Profile Design: Integrates seamlessly into your rigging, reducing snagging and maintaining aesthetics.
• High Working Load: Boasts a Maximum Working Load (MWL) of 300kg (660lbs) and a Breaking Load (B.L.) of 600kg (1323lbs), suitable for demanding applications.
• Optimal Rope Compatibility: Accommodates a maximum rope diameter of 8mm (5/16"), offering versatility for various line sizes.
• Stainless Steel Swivel Shackle Head: Provides robust attachment options and superior durability.

• Sheave Diameter: 30mm (1-3/16")
• Weight: 32g (1.1oz)

Ideal for mainsheet systems and spinnaker sheets on dinghies up to 5 meters (16 feet). Also perfectly suited for halyard, vang, and backstay applications on boats up to 5 meters (16 feet), and various control line applications on larger yachts.